Question 1

If the learning curve for a process is 100%,then each unit in a series of units will have the same labour requirements.

Accepted Answer

A) True 
 B)False  True

Question 2

Experience curves are the opposite of learning curves-as one rises,the other falls.

Accepted Answer

A) True 
 B)False  False

Question 3

The first unit of production took 10 hours with an 80% learning curve.How long will it take to complete both the first and second units?

Accepted Answer

A) 10 hours 
B) 8 hours 
C) 18 hours 
D) 9 hours 
E) There is not enough information to solve the problem. 
A) 10 hours 
B) 8 hours 
C) 18 hours 
D) 9 hours 
E) There is not enough information to solve the problem. C

Question 4

Why do different organizations have different learning curves?

Accepted Answer

The rate of learning varies de

Question 5

On an ordinary graph,unit times decrease at a decreasing rate,but on a log-log graph,the learning "curve" appears as a straight line.

Accepted Answer

A) True 
 B)False

Question 6

If the learning rate for a process is 80%,that same process has a 20% ________.

Accepted Answer

The answer of If the learning rate for a process...

Question 7

You are about to undertake manufacture of a labour-intensive electronics component.The first unit took 300 hours.You are not sure whether the learning rate is 70% or 80%.The initial phase of the contract calls for 6 of these components.
a.How much time will it take to complete all six at 70% learning?
b.How much time will it take to complete all six at 80% learning?

Accepted Answer

From Table E.3 in the text,70%

Question 8

Explain how learning curves might be applied in a scheduling application.

Accepted Answer

Learning curves can determine the total

Question 9

A manager is trying to estimate the appropriate learning curve for a certain job.The manager notes that the first four units had a total time of 30 minutes.Which learning curve would yield approximately this result if the first unit took 9 minutes? (Use Table E.3 (in the text)cumulative coefficient. )

Accepted Answer

A) 0.70 
B) 0.75 
C) 0.80 
D) 0.85 
E) 0.90 
A) 0.70 
B) 0.75 
C) 0.80 
D) 0.85 
E) 0.90

Question 10

Explain how learning curves might be applied in a bid preparation application.

Accepted Answer

Learning curves can determine the reduct

Question 11

Which of the following statements comparing learning curve rates (L)to improvement rates is true?

Accepted Answer

A) The learning rate is the same as the improvement rate. 
B) The learning rate is a decimal value while the improvement rate is a percentage. 
C) A 90% learning curve corresponds to a 10% rate of improvement. 
D) Learning rates apply to labour only,while improvement rates apply to all resources. 
E) "Learning rates" is American usage,while "improvement rates" is British. 
A) The learning rate is the same as the improvement rate. 
B) The learning rate is a decimal value while the improvement rate is a percentage. 
C) A 90% learning curve corresponds to a 10% rate of improvement. 
D) Learning rates apply to labour only,while improvement rates apply to all resources. 
E) "Learning rates" is American usage,while "improvement rates" is British.

Question 12

The arithmetic approach (or successive doubling approach)to learning curve calculations allows us to determine the hours required for any unit.

Accepted Answer

A) True 
 B)False

Question 13

Learning curves are

Accepted Answer

A) the same for all products but different for different organizations. 
B) the same for all organizations but different for different products. 
C) the same for all organizations and all products. 
D) different for different organizations and different products. 
E) appropriate in services but not in manufacturing. 
A) the same for all products but different for different organizations. 
B) the same for all organizations but different for different products. 
C) the same for all organizations and all products. 
D) different for different organizations and different products. 
E) appropriate in services but not in manufacturing.

Question 14

A certain product under development took 200 hours for the production of its 2nd unit and 180 hours for its 4th unit.
a.What is the learning rate?
b.How much time did the first unit take?
c.How much time would the production of the 10th unit take? (Use both the logarithmic and the Table E.3 (in the text)approach.Do the two versions agree?)

Accepted Answer

(a)90%; (b)222.2 hours; (c)T10

Question 15

To use the table of learning curve coefficients,you must specify the ________ and the ________.

Accepted Answer

learning r

Question 16

The first unit of a product took 900 hours to build and the learning curve is 90%.How long will it take to make the first 3 units? (Use Table E.3 in the text. )

Accepted Answer

A) less than or equal to 2,470 hours 
B) from 2,470 to 2,472 hours 
C) from 2,472 to 2,475 hours 
D) from 2,475 to 2,478 hours 
E) from 2,478 to 2,481 hours 
A) less than or equal to 2,470 hours 
B) from 2,470 to 2,472 hours 
C) from 2,472 to 2,475 hours 
D) from 2,475 to 2,478 hours 
E) from 2,478 to 2,481 hours

Question 17

Which of the following statements regarding the usefulness of learning curves is false?

Accepted Answer

A) An external use of learning curves is in supply-chain negotiations. 
B) A strategic use of learning curves is in evaluating company and industry performance. 
C) An internal use of learning curves is in establishing costs. 
D) An internal use of learning curves is in labour forecasting. 
E) A strategic use of learning curves is in establishing budgets. 
A) An external use of learning curves is in supply-chain negotiations. 
B) A strategic use of learning curves is in evaluating company and industry performance. 
C) An internal use of learning curves is in establishing costs. 
D) An internal use of learning curves is in labour forecasting. 
E) A strategic use of learning curves is in establishing budgets.

Question 18

Your firm has a contract to make 20 specialty lenses for night vision equipment.The first one took 40 hours.Learning is expected at the 85% rate.How long will it take to finish all 20 units?

Accepted Answer

The best solution method uses

Question 19

Which one of the following statements about learning curves is true?

Accepted Answer

A) A learning curve assumes that the direct labour requirements per unit will DECREASE at an INCREASING rate as cumulative production increases. 
B) A larger learning curve rate implies faster (greater)learning. 
C) A learning curve graph usually follows a negative exponential curve. 
D) Learning curves can be used only for individuals,not for the whole organization. 
E) A lower learning curve rate implies weakness in learning. 
A) A learning curve assumes that the direct labour requirements per unit will DECREASE at an INCREASING rate as cumulative production increases. 
B) A larger learning curve rate implies faster (greater)learning. 
C) A learning curve graph usually follows a negative exponential curve. 
D) Learning curves can be used only for individuals,not for the whole organization. 
E) A lower learning curve rate implies weakness in learning.

Question 20

In the logarithmic approach formula to compute the time for the Nth unit,TN = T1Nb,the exponent b is the learning curve rate L,expressed as a decimal.

Accepted Answer

A) True 
 B)False

Exam 25: Learning Curves

If the learning curve for a process is 100%,then each unit in a series of units will have the same labour requirements.

Experience curves are the opposite of learning curves-as one rises,the other falls.

The first unit of production took 10 hours with an 80% learning curve.How long will it take to complete both the first and second units?

Why do different organizations have different learning curves?

On an ordinary graph,unit times decrease at a decreasing rate,but on a log-log graph,the learning "curve" appears as a straight line.

If the learning rate for a process is 80%,that same process has a 20% ________.

Explain how learning curves might be applied in a scheduling application.

Explain how learning curves might be applied in a bid preparation application.

Which of the following statements comparing learning curve rates (L)to improvement rates is true?

The arithmetic approach (or successive doubling approach)to learning curve calculations allows us to determine the hours required for any unit.

Learning curves are

To use the table of learning curve coefficients,you must specify the ________ and the ________.

The first unit of a product took 900 hours to build and the learning curve is 90%.How long will it take to make the first 3 units? (Use Table E.3 in the text. )

Which of the following statements regarding the usefulness of learning curves is false?

Your firm has a contract to make 20 specialty lenses for night vision equipment.The first one took 40 hours.Learning is expected at the 85% rate.How long will it take to finish all 20 units?

Which one of the following statements about learning curves is true?

In the logarithmic approach formula to compute the time for the Nth unit,TN = T1Nb,the exponent b is the learning curve rate L,expressed as a decimal.

Operations and Productivity

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To use the table of learning curve coefficients,you must specify the and the .